Home / 3,612.15-5,412.06-1,634.49

Finding the Fourth Proportional to 3,612.15, 5,412.06 and 1,634.49

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Solution

The fourth proportional to 3,612.15, 5,412.06 and 1,634.49 is: 2,448.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,612.15 : 5,412.06 = 1,634.49 : x
  2. Step 2: Convert to fraction form
    3,612.15/5,412.06 = 1,634.49/x
  3. Step 3: Cross multiply
    3,612.15x = 5,412.06 × 1,634.49
  4. Step 4: Simplify right side
    3,612.15x = 8,845,957.95
  5. Step 5: Solve for x
    x = 8,845,957.95/3,612.15
  6. Step 6: Final answer
    x = 2,448.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.